Convert Advanced Systems Format (.asf) to QuickTime Movie (.mov) online for free. Fast, secure video conversion with no watermarks or registration.
Conversion settings — add a file to adjust
Upload your .asf file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .mov file when it's ready.
MOV (QuickTime Movie) is Apple's professional video container, the native format for Final Cut Pro, Motion, and Compressor. ASF files from Windows Media environments are incompatible with the macOS video production pipeline. Converting ASF to MOV brings the content into Apple's ecosystem with support for ProRes, H.264, multi-track audio, timecode, and the editing-friendly structure that professional video editors expect.
Apple's professional video tools — Final Cut Pro, iMovie, Motion, and Compressor — work best with MOV containers. While they can sometimes import MP4, MOV offers native support for timecode tracks, multiple audio channels, edit decision metadata, and ProRes codec, which is the standard for professional editing. If you need to edit ASF content on a Mac, MOV is the correct target format.
The conversion transcodes WMV video to H.264 (for delivery) or ProRes 422 (for editing) and WMA audio to AAC (delivery) or PCM (editing). The MOV container supports QuickTime metadata atoms, timecode tracks, and chapter markers. For editing workflows, ProRes 422 is recommended as it is designed for multi-generation editing without quality degradation. The container's edit-friendly atom structure allows non-destructive trimming.
ProRes 422 output is visually lossless and produces very large files (roughly 10x the size of H.264). H.264 in MOV matches the quality of H.264 in MP4. Choose ProRes for editing, H.264 for delivery. Audio as PCM is lossless; AAC at 256 kbps is transparent for delivery.
| Device | ASF | MOV |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Partial | Native |
| iPhone/iPad | Partial | Native |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | No |
Resolution: 1920x1080
Bitrate: 8-12 Mbps
H.264 recommended for fast processing
Resolution: 1080x1080
Bitrate: 3.5 Mbps
Square or 9:16 for Reels
Resolution: 1080x1920
Bitrate: 4 Mbps
9:16 vertical, under 60s ideal
Resolution: 1280x720
Bitrate: 5 Mbps
Under 140s, 512MB max
Resolution: 960x540
Bitrate: 2 Mbps
16MB limit for standard, 64MB for document
Resolution: 1280x720
Bitrate: 4 Mbps
ASF to MOV conversion is the gateway for Windows Media content into Apple's professional video ecosystem, enabling native editing in Final Cut Pro and seamless integration with macOS workflows.
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8MB free, 50MB Nitro
Οποιοδήποτε πρόγραμμα περιήγησης, οποιαδήποτε συσκευή
| Χαρακτηριστικό | ASF | MOV |
|---|---|---|
| Πλήρες όνομα | Advanced Systems Format | Apple QuickTime Movie |
| Επέκταση | .asf | .mov |
| Ιδανικό για | Streaming optimized | High quality |